Search U.S. government technical reports digitized or harvested by TRAIL.
Mechanical mining in some bituminous-coal mines.
Use of lignin sulfonate for dust control on haulage roads in arid regions
Mining and milling methods and costs, Tri-State Zinc, Inc., Jo Daviess County, Ill.
Mining methods and costs at the Hayden Creek Mine of St. Joseph Lead Co., St. Francois County, Mo.
National annual survey of aviation fuels, 1956
Bureau of Mines approval system for respiratory protective devices :(revision of I.C. 7600)
National annual diesel-fuel survey, 1956
Petroleum refineries, including cracking plants in the United States, January 1, 1957
Natural-gasoline and cycling plants in the United States, January 1, 1956
A reconnaissance of sulfur resources in Wyoming, Colorado, Utah, New Mexico, and Arizona
Safety plan at Ray Mines Division, Kennecott Copper Corp., Ray, Arizona
Mining methods and costs at the Westside Mine of the Eagle-Picher Co., Cherokee County, Kans.
Use of prestressed precast shaft supports, Banner Mine, Lordsburg, N. Mex.
Studies on the development and control of coal-dust explosions in mines
Some recent developments in waterflooding in Washington County, Okla., 1956-57
Mining methods and costs at the Sunbright Limestone Mine, Foote Mineral Co., Sunbright, Va.
Report of Bureau of Mines research and technologic work on coal and related investigations, 1955
Mining, processing, and costs :Idaho Almaden mercury mine, Washington County, Idaho
Physical properties of low-boiling phenols :a literature survey
Mining methods and costs, Continental Uranium, Inc., Continental No. 1 Mine, San Juan County, Utah
Administration of the Federal Coal-Mine Safety Act, calendar year 1956
Recommended safety standards for shaft sinking :1957
State regulations pertaining to the use of internal-combustion engines underground
Mining methods and practices at the Mineral Hill Copper Mine, Banner Mining Co., Pima County, Ariz.
Bibliography on extractive metallurgy of nickel and cobalt, January 1929-July 1955.
Auxiliary and supplemental mine rescue equipment
Making ventilation-pressure surveys with altimeters
Storage and cataloging of drill core by the Bureau of Mines
Phosphate rock(in two parts) :
Shaft-sinking methods and costs at the T.L. Shaft, Eureka Corp., Eureka, Nev.
Block caving in limestone at the Crestmore Mine, Riverside Cement Co., Riverside, Calif.
Chemical solidification of soil in tunneling at a Minnesota iron-ore mine
Coal-mine ventilation without doors to control main air currents
Fuel-briquetting plants in the United States that reported production in 1956